:root {
  --bg: #f4f6f9;
  --card: #ffffff;
  --ink: #14181f;
  --sub: #6b7280;
  --muted: #98a1ad;
  --line: #e7eaef;
  --brand: #2f5bff;
  --brand-soft: #eef2ff;
  --ok: #0f9d6b;
  --ok-soft: #e7f7f0;
  --warn: #e08a00;
  --warn-soft: #fff5e2;
  --bad: #e5484d;
  --bad-soft: #fdecec;
  --r: 14px;
  --shadow: 0 6px 24px rgba(20, 24, 31, 0.06);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { min-width: 320px; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  font-size: 14px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font-family: inherit; font-size: inherit; }

.wrap {
  max-width: 940px;
  margin: 0 auto;
  padding: max(18px, env(safe-area-inset-top))
    max(16px, env(safe-area-inset-right)) 60px
    max(16px, env(safe-area-inset-left));
}
.wrap.narrow { max-width: 760px; }

/* ---------- 顶栏 ---------- */
.topbar {
  display: flex; align-items: center; gap: 14px;
  padding: 10px 0 18px;
}
.logo { font-size: 17px; font-weight: 800; letter-spacing: .3px; }
.logo span { color: var(--brand); }
.topbar .spacer { flex: 1; }
.topbar .link { font-size: 13px; color: var(--sub); }
.topbar .link:hover { color: var(--brand); }
.site-nav, .topbar-actions { display: flex; align-items: center; gap: 10px; }
.site-nav { min-width: 0; }
.topbar-actions { margin-left: auto; }
.topbar .link { display: inline-flex; align-items: center; white-space: nowrap; }

.search {
  display: flex; align-items: center; gap: 8px;
  background: #fff; border: 1px solid var(--line); border-radius: 10px;
  padding: 7px 10px; min-width: 240px;
}
.search input { border: 0; outline: 0; flex: 1; min-width: 90px; background: transparent; }
.search button {
  border: 0; background: var(--brand); color: #fff; border-radius: 7px;
  padding: 5px 11px; font-size: 12.5px; cursor: pointer; font-weight: 600;
}

/* ---------- 卡片 ---------- */
.card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--r); padding: 18px 20px; margin-bottom: 12px;
}
.card.flat { padding: 15px 16px; }
.sec-title {
  font-size: 14px; font-weight: 700; margin: 18px 0 10px;
  display: flex; align-items: baseline; gap: 8px;
}
.sec-title:first-child { margin-top: 0; }
.sec-title small { font-size: 11.5px; color: var(--muted); font-weight: 400; }

/* ---------- 标签 ---------- */
.tag {
  display: inline-block; font-size: 11px; padding: 2px 8px; border-radius: 6px;
  border: 1px solid var(--line); color: var(--sub); background: #fafbfc;
}
.tag.brand { color: var(--brand); border-color: #d5deff; background: var(--brand-soft); }
.tag.warn { color: var(--warn); border-color: #ffe0a8; background: var(--warn-soft); }
.tag.bad { color: var(--bad); border-color: #ffd6d6; background: var(--bad-soft); }
.tag.ok { color: var(--ok); border-color: #c9ecdd; background: var(--ok-soft); }

/* ---------- 待办卡 ---------- */
.todo {
  background: #fff; border: 1px solid var(--line); border-left: 4px solid var(--ok);
  border-radius: 12px; padding: 15px 16px; margin-bottom: 10px;
}
.todo.warn { border-left-color: var(--warn); }
.todo.bad { border-left-color: var(--bad); }
.todo.muted { border-left-color: #ccd3dc; }
.todo .head { display: flex; align-items: center; gap: 9px; flex-wrap: wrap; }
.todo .nm { font-size: 14.5px; font-weight: 700; }
.todo .cd { font-size: 11px; color: var(--muted); letter-spacing: .3px; }
.todo .mind { margin-top: 8px; font-size: 12.5px; color: #4b5563; line-height: 1.7; }
.todo .mind b { color: var(--ink); }
.todo .act { display: flex; gap: 8px; margin-top: 12px; align-items: center; flex-wrap: wrap; }

.sig {
  margin-left: auto; font-size: 11.5px; font-weight: 700;
  padding: 3px 10px; border-radius: 999px;
}
.sig.green { background: var(--ok-soft); color: var(--ok); }
.sig.amber { background: var(--warn-soft); color: var(--warn); }
.sig.red { background: var(--bad-soft); color: var(--bad); }

/* ---------- 按钮 ---------- */
.btn {
  border: 0; border-radius: 9px; padding: 9px 16px; font-size: 13px;
  font-weight: 600; cursor: pointer; background: var(--brand); color: #fff;
  transition: filter .15s;
}
.btn:hover { filter: brightness(1.06); }
.btn.ghost { background: #fff; color: var(--brand); border: 1px solid #cfd8ff; }
.btn.gray { background: #fff; color: var(--sub); border: 1px solid var(--line); }
.btn.danger { background: #fff; color: var(--bad); border: 1px solid #ffd6d6; }
.btn.sm { padding: 6px 12px; font-size: 12px; border-radius: 8px; }
.btn:disabled { opacity: .55; cursor: not-allowed; }
.btn-row { display: flex; gap: 8px; flex-wrap: wrap; }
.btn:focus-visible, .tab:focus-visible, .topbar a:focus-visible,
input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 3px solid #9bb0ff;
  outline-offset: 2px;
}

/* ---------- 网格 ---------- */
.grid { display: grid; gap: 10px; }
.grid.c2 { grid-template-columns: repeat(2, 1fr); }
.grid.c3 { grid-template-columns: repeat(3, 1fr); }
.grid.c4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 720px) {
  .grid.c3, .grid.c4 { grid-template-columns: repeat(2, 1fr); }
  .grid.c2 { grid-template-columns: 1fr; }
}

/* ---------- 单元格 ---------- */
.cell {
  background: #fafbfc; border: 1px solid var(--line); border-radius: 10px;
  padding: 10px 12px;
}
.cell .k { font-size: 11px; color: var(--sub); }
.cell .v { font-size: 15.5px; font-weight: 700; margin-top: 3px; }
.cell .v small { font-size: 11px; font-weight: 400; color: var(--muted); margin-left: 3px; }
.v.ok { color: var(--ok); } .v.warn { color: var(--warn); } .v.bad { color: var(--bad); }
.v.big { font-size: 24px; letter-spacing: -.5px; }

/* ---------- 表格 ---------- */
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th {
  text-align: left; font-size: 11px; color: var(--sub); font-weight: 500;
  padding: 7px 8px; border-bottom: 1px solid var(--line); white-space: nowrap;
}
td { padding: 9px 8px; border-bottom: 1px dashed #f0f1f4; vertical-align: middle; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
tr:last-child td { border-bottom: 0; }
.table-wrap { overflow-x: auto; }
.table-wrap { max-width: 100%; -webkit-overflow-scrolling: touch; }

/* ---------- 提示条 ---------- */
.notice {
  font-size: 12.5px; color: var(--sub); line-height: 1.75;
  background: #fafbfc; border-left: 3px solid #dfe4ea;
  padding: 9px 12px; border-radius: 0 8px 8px 0; margin-top: 12px;
}
.notice b { color: var(--ink); }
.notice.blue { background: #f6f8ff; border-left-color: #c9d5ff; }

/* ---------- 空状态 ---------- */
.empty {
  text-align: center; padding: 30px 18px; background: #fff;
  border: 1px solid var(--line); border-radius: var(--r);
}
.empty .ico {
  width: 46px; height: 46px; border-radius: 50%; background: var(--ok-soft);
  display: grid; place-items: center; margin: 0 auto 12px; font-size: 20px; color: var(--ok);
}
.empty h3 { margin: 0 0 6px; font-size: 16px; }
.empty p { margin: 0; font-size: 12.5px; color: var(--sub); line-height: 1.8; }

/* ---------- 表单 ---------- */
.field { margin-bottom: 12px; }
.field label { display: block; font-size: 12px; color: var(--sub); margin-bottom: 5px; }
.field input, .field select {
  width: 100%; border: 1px solid var(--line); border-radius: 9px;
  padding: 9px 11px; outline: 0; background: #fff;
}
.field input:focus, .field select:focus { border-color: #b9c8ff; box-shadow: 0 0 0 3px #eef2ff; }
.hint { font-size: 11.5px; color: var(--muted); margin-top: 4px; }

/* ---------- 弹窗 ---------- */
.modal-mask {
  position: fixed; inset: 0; background: rgba(16, 20, 28, .45);
  display: none; align-items: flex-start; justify-content: center;
  padding: 40px 16px; z-index: 50; overflow-y: auto;
}
.modal-mask.on { display: flex; }
.modal {
  background: #fff; border-radius: 16px; width: 100%; max-width: 720px;
  padding: 22px; box-shadow: var(--shadow);
}
.modal h3 { margin: 0 0 16px; font-size: 16px; }

/* ---------- 登录 ---------- */
.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 24px; }
.login-card {
  width: 100%; max-width: 360px; background: #fff; border-radius: 16px;
  border: 1px solid var(--line); padding: 28px 24px; box-shadow: var(--shadow);
}
.login-card h1 { font-size: 19px; margin: 0 0 4px; }
.login-card .sub { font-size: 12.5px; color: var(--sub); margin-bottom: 20px; }
.err {
  font-size: 12.5px; color: var(--bad); background: var(--bad-soft);
  border-radius: 8px; padding: 8px 11px; margin-bottom: 12px; display: none;
}
.err.on { display: block; }

/* ---------- Tab ---------- */
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin-bottom: 16px; flex-wrap: wrap; }
.tab {
  border: 0; background: transparent; padding: 9px 14px; font-size: 13px;
  color: var(--sub); cursor: pointer; border-bottom: 2px solid transparent; font-weight: 600;
}
.tab.on { color: var(--brand); border-bottom-color: var(--brand); }

/* ---------- 进度条 ---------- */
.track { height: 8px; border-radius: 99px; background: #eceef2; overflow: hidden; display: flex; }
.track i { display: block; height: 100%; }
.track .used { background: #c8d2e0; }
.track .left { background: linear-gradient(90deg, #7f9cff, #2f5bff); }

/* ---------- 提示 ---------- */
.toast {
  position: fixed; left: 50%; bottom: 34px; transform: translate(-50%, 14px);
  opacity: 0; pointer-events: none; background: #14181f; color: #fff;
  font-size: 13px; padding: 11px 18px; border-radius: 10px; transition: .25s;
  max-width: 90vw; text-align: center; z-index: 99;
}
.toast.on { opacity: 1; transform: translate(-50%, 0); }

.mono { font-variant-numeric: tabular-nums; }
.muted { color: var(--muted); }
.right { text-align: right; }
.flex { display: flex; align-items: center; gap: 10px; }
.mt0 { margin-top: 0; } .mt8 { margin-top: 8px; } .mt16 { margin-top: 16px; }
.footer-note { font-size: 11.5px; color: var(--muted); text-align: center; margin-top: 24px; line-height: 1.8; }

/* 示例数据警示条（demo 模式，不可关闭） */
.demo-banner {
  position: sticky; top: 0; z-index: 60;
  background: #fff8e5; border-bottom: 1px solid #f2e2b0;
  color: #8a5a00; font-size: 12.5px; line-height: 1.6;
  text-align: center; padding: 7px 14px;
}
.demo-banner b { color: #6b4300; }

/* ---------- 手机与小屏 ---------- */
@media (max-width: 720px) {
  .wrap {
    padding: max(12px, env(safe-area-inset-top))
      max(16px, env(safe-area-inset-right))
      calc(40px + env(safe-area-inset-bottom))
      max(16px, env(safe-area-inset-left));
  }

  .topbar { gap: 8px; padding: 6px 0 12px; flex-wrap: wrap; }
  .topbar .spacer { display: none; }
  .topbar .logo { margin-right: auto; min-height: 44px; display: flex; align-items: center; }
  .topbar .search { order: 2; flex: 1 1 100%; min-width: 0; min-height: 44px; }
  .search input { min-width: 0; font-size: 16px; }
  .search button { min-height: 40px; }
  .site-nav {
    order: 3;
    flex: 1 1 100%;
    overflow-x: auto;
    overscroll-behavior-x: contain;
    gap: 4px;
    padding: 0 0 4px;
    scrollbar-width: thin;
  }
  .site-nav .link, .topbar-actions .link, .topbar > .link {
    min-height: 44px;
    padding: 0 10px;
    flex: 0 0 auto;
  }
  .topbar #whoami { order: 2; flex: 1 1 100%; }
  .topbar-actions { order: 3; margin-left: auto; }

  .card { padding: 16px; border-radius: 12px; }
  .card.flat { padding: 14px; }
  .sec-title { align-items: flex-start; flex-wrap: wrap; gap: 4px 8px; }
  .sec-title small { font-size: 12px; }
  .hint, .tag { font-size: 12px; }
  .todo .cd { font-size: 12px; }
  .grid.c3, .grid.c4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cell { min-width: 0; padding: 10px; }
  .cell .k { font-size: 12px; }
  .cell .v { overflow-wrap: anywhere; }

  .btn, .btn.sm { min-height: 44px; }
  .btn-row { gap: 8px; }
  .btn-row > .btn { flex: 1 1 auto; }
  .field input, .field select, .field textarea { min-height: 44px; font-size: 16px; }

  .tabs {
    flex-wrap: nowrap;
    overflow-x: auto;
    overscroll-behavior-x: contain;
    scrollbar-width: thin;
    scroll-snap-type: x proximity;
  }
  .tab { min-height: 44px; flex: 0 0 auto; scroll-snap-align: start; }

  .table-wrap { overflow-x: auto; overscroll-behavior-x: contain; }
  .table-wrap table { width: max-content; min-width: 540px; }
  .table-wrap th, .table-wrap td { white-space: nowrap; }
  .table-wrap th:first-child, .table-wrap td:first-child {
    position: sticky;
    left: 0;
    z-index: 1;
    background: var(--card);
  }
  .table-wrap th:first-child { z-index: 2; }

  .modal-mask {
    align-items: flex-end;
    padding: env(safe-area-inset-top) 0 0;
  }
  .modal {
    max-height: calc(100dvh - 20px - env(safe-area-inset-top));
    overflow-y: auto;
    border-radius: 16px 16px 0 0;
    padding: 18px 16px calc(16px + env(safe-area-inset-bottom));
  }
  .login-wrap {
    min-height: 100svh;
    padding: max(16px, env(safe-area-inset-top))
      max(16px, env(safe-area-inset-right))
      max(16px, env(safe-area-inset-bottom))
      max(16px, env(safe-area-inset-left));
  }
  .login-card { padding: 24px 20px; }
  .demo-banner { top: env(safe-area-inset-top); padding-inline: 12px; }
  .toast { bottom: calc(16px + env(safe-area-inset-bottom)); }
}

@media (max-width: 400px) {
  .wrap {
    padding-right: max(12px, env(safe-area-inset-right));
    padding-left: max(12px, env(safe-area-inset-left));
  }
  .card { padding: 14px; }
  .grid { gap: 8px; }
  .grid.c3, .grid.c4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cell .v { font-size: 14px; }
  .v.big { font-size: 21px; }
}